Smoke detector housing



FIG. 1 is a front elevational view of a smoke detector housing showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof, with the opposite side being a mirror image; and,

FIG. 5 is a bottom plan view thereof. 

The ornamental design for a smoke detector housing, as shown and described. 